Wiring the standard device
Basic devices in the power range 15 ... 30 kW
Motor connection
5
5.5
5.5.4
5.5-7
EDSVF9333V EN 3.0-06/2005
Features of the connection for motor temperature monitoring:
Terminals T1, T2
Connection
z PTC thermistor
– PTC thermistor with defined tripping temperature (acc. to
DIN 44081 and DIN 44082)
z Thermal contact (NC contact)
– Temperature switch as NC contact
Tripping point z Fixed (depending on the PTC/thermal contact)
z PTC: Rϑ
> 1600 Ω
z Configurable as warning or error (TRIP)
Notes z Monitoring is not active in the Lenze setting.
z If you do not use a Lenze motor, we recommend a PTC thermistor
up to 150°C.
PE
PE
T1
T1
T2
T2
U
VW
4
4
T1
T2
2.5 Nm
22,1 lb-in
T1
T2
2.5 Nm
22,1 lb-in
}
+
PE
}
+
PE
0
0
1
1
3
2
2
U, V, W,
PE
5 Nm
44 lb-in
M 6
9300std030
Fig. 5.5-5 Motor connection w ith PTC thermistor or thermal contact (NC contact)
c Motor connection with Lenze system cable with integrated control
cable for motor temperature monitoring
Shield sheet
Securely clamp the overall shield and the shield of control cable for
motor temperature monitoring using lugs
d Connection of motor cable and separate control cable for motor
temperature monitoring
Shield sheet
Securely clamp the shield of the motor cable and the shield of the cable
for the motor temperature monitoring using lugs
PE stud
Connection of PE cable with ring cable lug
U, V, W
Connection of motor cable with ring cable lugs
Observe correct polarity. Observe maximum length of motor cable.
T1, T2 for motor temperature monitoring
Connection of cable for PTC thermistor or thermal contact (NC contact)
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